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Realistic 31-2020A main image

Realistic 31-2020A

Realistic 31-2020A

$299.99 Price Tier: Standard

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Page last updated Mar 31, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated January 14, 2026.

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Price

Spencertified

$299.99

Average Price: $300

Standard/Professional

$100

$501+

Price Tier

In the Effects Processors category, Realistic 31-2020A is priced in the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

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Standard

High-end

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Description

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Unlock the full potential of your audio experience with the Realistic 31-2020A, a vintage treasure in the world of studio signal processing. This ten-band stereo frequency equalizer is a must-have for audiophiles and recording enthusiasts who seek to fine-tune their soundscapes with precision. Each band can be meticulously adjusted to cater to the nuances of your environment, making it versatile enough for any setup. Its robust design ensures minimal interference, providing a signal free from hum and noise, allowing your music to shine with clarity.

The Realistic 31-2020A boasts an impressive frequency response from 5Hz to 50kHz, ensuring that even the subtlest frequencies are captured and perfected. With a signal-to-noise ratio of 95dB, this equalizer guarantees a crystal-clear audio output, maintaining the integrity of your sound. Whether you're enhancing the sound from your stereo system or crafting the perfect mix in your studio, this equalizer offers precise control with a range of ±12dB across its ten frequency bands.

Refurbished and SPENCERTIFIED, the Realistic 31-2020A has been rigorously tested and cleaned to ensure optimal performance. Its sleek design, coupled with its durable build, promises both aesthetic appeal and long-lasting use. Dive into a world of superior sound quality and take command of your audio environment with this exceptional piece of equipment.

Key Features:

Ten-band stereo frequency equalizer
Frequency response: 5Hz to 50kHz
Signal-to-noise ratio: 95dB
Total harmonic distortion: 0.015%
Control range: ±12dB
Channel separation: 62dB
Inputs: Main In L/R x1 (back), Tape L/R x2 (back)
Outputs: Main Out L/R x1 (back), Tape L/R x2 (back), AC Outlet x1 (back)
Manufactured: 1986-1991 in Korea

Videos

Eugene Dinelle

Realistic equalizer 31-2020A spectrum display vintage audio crazy Eugène

Video thumbnail for Realistic equalizer 31-2020A spectrum display vintage audio crazy Eugène by Eugene Dinelle

Realistic equalizer 31-2020A spectrum display vintage audio crazy Eugène

Eugene Dinelle

Video thumbnail for Realistic 31-2020A Stereo Frequency Equalizer EQ by Audio Electronics

Realistic 31-2020A Stereo Frequency Equalizer EQ

Audio Electronics

Audio Electronics

Video thumbnail for Realistic 31-2020A by HECTOR RODRIGUEZ

Realistic 31-2020A

HECTOR RODRIGUEZ

HECTOR RODRIGUEZ

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Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Post Doom Metal

Old School Thrash

Norwegian Metal

Psychedelic Doom

Dark Black Metal

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See also: Effects Processors, Realistic, Realistic Effects Processors, Mid-range Effects Processors

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